CN108713516A - A method of temporarily transplanting top shell is broadcast at foster protective device and bottom - Google Patents
A method of temporarily transplanting top shell is broadcast at foster protective device and bottom Download PDFInfo
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- CN108713516A CN108713516A CN201810312224.4A CN201810312224A CN108713516A CN 108713516 A CN108713516 A CN 108713516A CN 201810312224 A CN201810312224 A CN 201810312224A CN 108713516 A CN108713516 A CN 108713516A
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- 241000237983 Trochidae Species 0.000 title claims abstract description 47
- 230000001681 protective effect Effects 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 29
- 239000010959 steel Substances 0.000 claims abstract description 29
- 238000004321 preservation Methods 0.000 claims abstract description 3
- 239000003643 water by type Substances 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 13
- 230000009189 diving Effects 0.000 claims description 12
- 239000011449 brick Substances 0.000 claims description 8
- 238000011835 investigation Methods 0.000 claims description 7
- 241000195493 Cryptophyta Species 0.000 claims description 6
- 239000006185 dispersion Substances 0.000 claims description 4
- 238000007667 floating Methods 0.000 claims description 4
- 238000011065 in-situ storage Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims description 2
- 235000014653 Carica parviflora Nutrition 0.000 abstract description 10
- 230000004083 survival effect Effects 0.000 abstract description 6
- 238000011084 recovery Methods 0.000 abstract description 3
- 241000243321 Cnidaria Species 0.000 abstract 1
- 244000132059 Carica parviflora Species 0.000 description 9
- 241000237858 Gastropoda Species 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009395 breeding Methods 0.000 description 3
- 230000001488 breeding effect Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 241000289291 Tectus pyramis Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000035755 proliferation Effects 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 238000002054 transplantation Methods 0.000 description 2
- 208000036119 Frailty Diseases 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 206010003549 asthenia Diseases 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005713 exacerbation Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/50—Culture of aquatic animals of shellfish
- A01K61/51—Culture of aquatic animals of shellfish of gastropods, e.g. abalones or turban snails
- A01K61/53—Baskets therefor
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/50—Culture of aquatic animals of shellfish
- A01K61/51—Culture of aquatic animals of shellfish of gastropods, e.g. abalones or turban snails
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/26—Artificial reefs or seaweed; Restoration or protection of coral reefs
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Artificial Fish Reefs (AREA)
Abstract
The invention discloses a kind of methods that temporarily foster protective device and bottom broadcast transplanting top shell.Temporarily foster protective device includes the catch net and 4 fixed frames of bottom opening; the catch net is cubic structure; 8 apexes of the catch net are equipped with a fixed rope; the fixed frame includes the steel pipe, balance plate and steel nail from top to bottom set gradually; the lateral wall at the steel pipe both ends is equipped with fixed ring, and the catch net is movably fixed to by fixed rope in fixed ring.It includes that fixed point is launched, temporarily foster, three steps of de-preservation are broadcast at bottom that the method for transplanting top shell is broadcast at bottom.The population recovery etc. of top shell, can be improved the survival rate that transplanting top shell is broadcast at bottom, and easy to operate during the seedling bottom that the device of the invention and method can operate with top shell in aquafarm structure is broadcast, coral reef ecologic system is repaired.
Description
Technical field：
The invention belongs to aquafarm, resource conservation technology fields, and in particular to a kind of temporarily foster protective device and bottom are broadcast
The method for transplanting top shell.
Background technology：
With the worsening shortages of population expansion and land-based area resource, to cope with grain security crisis, the mankind are increasingly turned to resource
Abundant ocean, blue ocean of deep ploughing, builds " blue silo ".But as the rapid expansion of scale, mistake are caught and cultivated to offshore
The problems such as degree fishing and breeding pollution, gradually shows, and causes coastal ocean fishery resources drastically to fail, Partial Sea Area ecological environment
Severe exacerbation.And aquafarm represents future fisheries development trend, is the important path selection for building " blue silo ".Ocean
For improving and rehabilitating the marine eco-environment, proliferation and maintenance fishery resources improve output of aquatic products and quality for pasture construction, with
And promote marine economy harmonious development significant effect, it can be achieved that social economy or restoring ecological environment.Through long-term investigation, China
South Sea fishery resources seriously glide, ecological environment frailty, and ocean desertification phenomenon increasingly shows.In South China Sea, with typical case
Islands and reefs are base, build aquafarm, the novel sea life that the construction of Development of Marine pasture is planned with ocean, national defense construction is combined
Object the exploitation mode of tourism resource has extremely apparent economy and the ecological value, to promoting China's marine ecology civilization construction to have weight
Big meaning.
Top shell is that South China Sea common reef in China's is dwelt snail, not only with great economic value also with higher
The ecological value.The algae that top shell can ingest in coral reef matrix enhances the ability of coral and algae competitive space, to coral
Regeneration and the fixation of Metamorphore play a driving role, irreplaceable role is played in coral reef ecologic system.So
And mankind's overfishing causes the extremely downslide of the snails such as top shell stock number drastically to reduce in the late four decades, has artificially broken life
Population balance relationship in state system.Broadcast transplanting the bottom of by quick-recovery population quantity, the reparation of promotion marine ecology, resource can support soon
Shield and proliferation.And the domestic report for broadcasting transplanting top shell the bottom of about not yet.
Invention content：
The object of the present invention is to provide a kind of methods that temporarily foster protective device and bottom broadcast transplanting top shell.This method can transport
The population recovery etc. of top shell during the seedling bottom of top shell is broadcast in being built for aquafarm, coral reef ecologic system is repaired, can
The survival rate that transplanting top shell is broadcast at bottom is improved, and easy to operate.
The first purpose of the invention is to provide a kind of temporarily foster protective device, including the catch net of bottom opening and 4 it is solid
Determine frame, the catch net is cubic structure, and 8 apexes of the catch net are equipped with a fixed rope, the fixation
Frame includes the steel pipe, balance plate and steel nail from top to bottom set gradually, and the lateral wall at the steel pipe both ends is equipped with fixed ring,
The catch net is movably fixed to by fixed rope in fixed ring.
The material of the catch net is preferably hank knotting net, and the mesh diameter of catch net is slightly smaller than breechblock diameter, needs basis
The catch net for the case where waters reef making varying cross-section product and height specification in advance is temporarily supported in investigation early period.
Material and the diameter selection of the steel pipe need to guarantee to bear the water impact in the areas Di Bo, and steel pipe height is according to early period
Investigation was temporarily supported depending on the case where waters reef.
The material and thickness of the balance plate, the material of steel nail and diameter, need to guarantee the water impact for bearing the areas Di Bo,
Steel nail length is preferably 15cm.
Second object of the present invention is to provide a kind of broadcast based on the bottom for temporarily supporting protective device and transplants top shell
Method includes the following steps：
(1) fixed point is launched：Top shell is dispensed into plastic crate, the respectively temporary foster water with reef is determined according to temporary density of supporting
The material of plastic crate and temporary foster protective device equipped with top shell is then transported to above each temporarily foster waters, edge by the injected volume in domain
The fixed rope of buoy slide under water, diving by plastic crate dispersion be flat near；
(2) bottom, which is broadcast, temporarily supports：Diving takes out top shell from plastic crate, uniformly sows on reef, immediately surrounds
Reef and top shell, are covered on the inside of catch net, temporarily supported 10-20 days by the reef installation temporary foster protective device；
(3) de-preservation：Catch net is released and is withdrawn by diving, and top shell gradually diffuses to neighbouring water from temporary waters of supporting
Domain, fixed frame retains in situ, so that follow-up temporarily support uses.
The frame of plastic include basket and with the matched basket lid of basket, the basket and basket lid are in netted, the basket
The mesh diameter of body and basket lid will be slightly smaller than breechblock diameter.
The packing is specially：Be paved with one layer of brick in basket bottom, top shell is put into basket and ensure breechblock it
Between do not squeeze mutually, then basket and basket lid are tightened with band.
The temporarily foster waters is and to be dwelt algae the bottom of on reef by the determining marine site with reef of investigation of diving under water early period
Class after determining temporarily foster waters under water, rope one end is fixed on reef, the water surface is then floated up to, and the other end fixation of rope is floating
Ball is to mark position.
The temporarily foster density is depending on the landforms of breechblock diameter and the areas Zan Yang reef；Breechblock is larger or the flat selection of landform
Smaller temporarily foster density, it is on the contrary then select larger temporary foster density.The a diameter of spiral shell of breechblock is wide or spiral shell is high, takes smaller value.It is described
Temporarily the foster time, mesh is too small to be easy to be suspended object blocking, causes illumination decrease and flow depending on the mesh diameter of catch net
Exchange slows down, therefore temporarily the foster time is preferably short, on the contrary then can extend.
The described temporary foster protective device described around reef installation be specially：4 fixed frames are installed around reef,
So that the area that fixed frame surrounds is slightly larger than the cross-sectional area of catch net；Corresponding 2 fixed ropes tighten up and down on catch net
On the same fixed frame, and the cube structure that catch net is formed is stablized, the selvage of catch net bottom end 4 need to use brick pressure
Firmly.
The method of the mounting and fixing support is that steel nail is driven in the nail length of ground 1/2 or more with hammer.
Compared with prior art, the present invention haing the following advantages：
1, temporarily there is bait in the water suspension in foster waters, first fixed point is launched when step can solve to transplant on a large scale and installed
Temporarily longevity of service needed for foster device causes top shell the problem of mortality, to improve transplanting success due to bait deficiency；
Also top shell can be made to adapt to the briny environment in transplanting marine site.
2, after bottom is broadcast, before the environment that spiral shell adapts to transplanting region completely, with temporary protective device of supporting in small-scale transplanting
Area protects spiral shell, and snail can be made to adapt to sea area ecological environment, rejuvenate, prevent harmful organisms from largely preying on spiral shell, to improve
Transplanting success.
3, temporary foster protective device of the invention is simple in structure, easy to use；And it repeats and utilizes, is at low cost；Pass through fixation
The selection and installation of frame and catch net, are adapted to sea-floor relief complicated and changeable.
Description of the drawings：
Fig. 1 is the structural schematic diagram of temporarily foster protective device.
Fig. 2 is the vertical view of temporarily foster protective device.
Fig. 3 is the schematic diagram that temporarily foster protective device temporarily supports state.
Wherein, 1, catch net；11, fixed rope；2, fixed frame；21, steel pipe；22, fixed ring；23, balance plate；24, steel nail；
3, reef；4, ground.
Specific implementation mode：
The following examples are further illustrations of the invention, rather than limiting the invention.
Embodiment 1：
As illustrated in fig. 1 and 2, temporary foster protective device of the invention, including the catch net 1 of bottom opening and 4 fixed frames 2,
Catch net 1 is the lighter hank knotting net of material, cubic structure, and the mesh diameter of catch net 1 is 3cm, slightly smaller than breechblock diameter, according to
It broadcasts marine site reef situation and is beforehand with skeining silk screen, cross-sectional area 2m in preliminary investigation bottom2、4m2、8m2Totally three kinds of specifications, height 2m,
Totally three kinds of specifications, 8 apexes of catch net 1 are equipped with a fixed rope 11 by 2.5m, 3m.Due to waters in embodiment flow compared with
Gently, fixed frame 2 uses cheap ordinary steel material, including steel pipe 21, fixed ring 22, balance plate 23 and steel nail 24.Steel pipe 21
It is 2-3 meters long, diameter 10cm；Fixed ring 22 is welded on the lateral wall at 21 both ends of steel pipe, catch net 1 is fixed by 11 activity of fixed rope
In fixed ring 22.The side of balance plate 23 and the bottom end of steel pipe 21 are welded as a whole, the other side and the steel nail 24 of balance plate 23
It is welded as a whole.Balance plate 23, steel nail 24 are all made of cheap ordinary steel material, and 23 thickness of balance plate is 2cm, 24 length of steel nail
About 15cm.Each material for temporarily supporting the temporarily foster protective device needed for point is dispensed before going to sea by each demand for temporarily supporting point.
In June, 2017, by the Trochus pyramis more than 2000 of the Chinese Academy of Sciences of Shenzhen Daya Gulf experiment centre artificial breeding domestication
Hainan Province Qionghai City towns Tan Men are transported to by land transportation, being then transported to the coral reef within the scope of Sansha City with fishing boat nearby carries out bottom and broadcast
Transplantation experiments.Breechblock diameter 4-6cm.
After spiral shell is transported near coral reef, it is paved with one layer of brick in plastic crate bottom, spiral shell is put into basket and ensures breechblock
Between do not squeeze mutually, then basket and basket lid are tightened with band.Plastic crate include basket and with the matched basket lid of basket,
The two is in netted, and the aperture of basket and basket lid is 3cm, and the length of basket is respectively 50cm, 40cm, 50cm, each modeling
Charging basket fills 100 top shells, and density is 500/m2。
It is investigated by diving under water early period, chooses multiple marine site conducts with reef at 7-8 meters of the depth of water and 15-18 rice
Temporarily foster waters, and there is more benthic algae on reef.Behind underwater determining temporarily foster waters, rope one end is fixed on reef, with
After float up to the water surface, the other end of rope is fixed into floating ball to mark position.
It this time launches by temporarily 100/m of foster density2The injected volume for determining each temporarily foster waters, then by the modeling equipped with top shell
Charging basket and the temporarily material of foster protective device are transported to canoe above each temporarily foster waters marked with buoy, and the fixed rope along buoy is slided
To underwater, near plastic crate dispersion is flat on by diving.Bottom is then carried out one by one in each temporarily foster waters broadcasts temporarily foster work.Diver
Band is cut with scissors, top shell is taken out from plastic crate, is uniformly sowed on reef, and recycle basket and basket lid.With
4 fixed frames 2 are installed around reef 3 afterwards, steel nail 24 is driven in hammer at 3 surrounding ground 4 of reef more than 1/2 nail length,
So that the area that fixed frame 2 is constituted need to be slightly larger than the cross-sectional area of catch net 1.Corresponding 2 fixed ropes 11 above and below on catch net 1
It tightens on the same fixed frame 2, and the cube structure that catch net 1 is formed is made to stablize (see Fig. 3).In addition, 1 bottom of catch net
4 selvages in end need to be pushed down with brick, be climbed out of from catch net 1 with reducing top shell.
After temporary foster waters is temporarily supported 20 days, observe hank knotting net without breakage.Then by the temporary catch net 1 supported in protective device
It releases and withdraws；It checks the survival condition of spiral shell, has observed that a large amount of excrement generate in region, illustrate that snail activity is good, and
90% or more survival rate.Then, top shell by gradually from it is temporary support regional diffusion to neighbouring region, and then by bottom broadcast area expand
Greatly.Fixed frame 2 retains in situ, so that follow-up temporarily support uses.
Embodiment 2：
The temporarily foster protective device of the present embodiment is essentially identical with embodiment 1.The difference is that the mesh of catch net 1
A diameter of 0.5cm, slightly smaller than breechblock diameter broadcast marine site reef situation according to preliminary investigation bottom and are beforehand with skeining silk screen, cross section
Product 2m2A kind of specification, height 2m, 2.5m, 3m totally three kinds of specifications.
In September, 2017, by the Trochus pyramis seedling 4 of Zhanjiang, Guangdong Province Leizhou City top shell nursery base artificial breeding
More than ten thousand are transported to Hainan Province Qionghai City towns Tan Men by land transportation, then with fishing boat be transported near the coral reef within the scope of Sansha City into
Broadcast transplantation experiments in row bottom.Breechblock diameter 0.8-1.5cm.
After spiral shell is transported near coral reef, it is paved with one layer of brick in plastic crate bottom, spiral shell is put into basket and ensures breechblock
Between do not squeeze mutually, then basket and basket lid are tightened with band.Plastic crate include basket and with the matched basket lid of basket,
The two is in netted, and the aperture of basket and basket lid is 0.5cm, and the length of basket is respectively 50cm, 40cm, 50cm；Each
10000 top shells of frame, density are 50,000/m2。
It is investigated by diving under water early period, chooses multiple marine sites with reef at 2-3 meters of the depth of water and 7-8 rice as temporary
Waters is supported, and there is more benthic algae on reef.Behind underwater determining temporarily foster waters, rope one end is fixed on reef, then
The water surface is floated up to, the other end of rope is fixed into floating ball to mark position.
It this time launches by temporarily 10000/m of foster density2The injected volume for determining each temporarily foster region, then will be equipped with top shell
Plastic crate and the temporarily material of foster protective device are transported to canoe above each temporarily foster waters marked with buoy, along the fixed rope of buoy
Slide to it is underwater, near plastic crate dispersion is flat on by diving.Bottom is then carried out one by one in 2 temporary foster waters broadcasts temporarily foster work.It is latent
Water person is cut band with scissors, and top shell is taken out from plastic crate, is uniformly sowed on reef 3, and recycle basket and basket
Lid.4 fixed frames 2 are then installed around reef 3, steel nail 24 is driven in into 1/2 nail at 3 surrounding ground 4 of reef with hammer and is grown
More than so that the area that fixed frame 2 is constituted need to be slightly larger than the cross-sectional area of catch net 1.Consolidate for upper and lower corresponding 2 on catch net 1
Surely rope 11 tightens on the same fixed frame 2, and the cube structure that catch net 1 is formed is made to stablize (see Fig. 3).In addition, protecting
Protecting wire net 1 bottom end 4 selvage need to be pushed down with brick, be climbed out of from catch net 1 with the top shell for reducing temporarily foster.
After temporary foster waters is temporarily supported 10 days, observe hank knotting net without breakage.Then by the temporary catch net 1 supported in protective device
It releases and withdraws；It checks the survival condition of spiral shell, has observed that a large amount of excrement generate in region, illustrate that snail activity is good, and
90% or more survival rate.Then, top shell by gradually from it is temporary support regional diffusion to neighbouring region, and then by bottom broadcast area expand
Greatly.Fixed frame 2 retains in situ, so that follow-up temporarily support uses.
Claims (8)
1. a kind of temporarily foster protective device, which is characterized in that the catch net including bottom opening and 4 fixed frames, the protection
Net is cubic structure, and 8 apexes of the catch net are equipped with a fixed rope, the fixed frame include from top to bottom according to
The lateral wall of steel pipe, balance plate and the steel nail of secondary setting, the steel pipe both ends is equipped with fixed ring, and the catch net passes through
Fixed rope is movably fixed in fixed ring.
2. temporarily foster protective device according to claim 1, which is characterized in that the material of the catch net is hank knotting net.
3. temporarily foster protective device according to claim 1 or 2, which is characterized in that the steel nail length is 15cm.
4. a kind of method that transplanting top shell is broadcast at bottom that temporarily supporting protective device based on claims 1 to 3 any one of them, special
Sign is, includes the following steps：
(1) fixed point is launched：Top shell is dispensed into plastic crate, is determined according to temporary foster density and respectively temporarily supports waters with reef
The material of plastic crate and temporary foster protective device equipped with top shell is then transported to above each temporarily foster waters, along buoy by injected volume
Fixed rope slide under water, diving by plastic crate dispersion be flat near；
(2) bottom, which is broadcast, temporarily supports：Diving takes out top shell from plastic crate, uniformly sows on reef, immediately surrounds reef
Temporarily foster protective device described in claim 1 is installed, reef and top shell are covered on to the inside of catch net, temporarily supported 10-20 days；
(3) de-preservation：Catch net is released and is withdrawn by diving, and top shell gradually diffuses to neighbouring waters from temporary waters of supporting,
Fixed frame retains in situ, so that follow-up temporarily support uses.
5. bottom according to claim 4 broadcast transplanting top shell method, which is characterized in that the frame of plastic include basket and
With the matched basket lid of basket, the basket and basket lid are in netted, and the mesh diameter of the basket and basket lid will be slightly smaller than spiral shell
Body diameter.
6. the method that transplanting top shell is broadcast at bottom according to claim 5, which is characterized in that the packing is specially：In basket
Body bottom is paved with one layer of brick, and top shell is put into basket and ensures not squeeze mutually between breechblock, then with band by basket
Body is tightened with basket lid.
7. the method that transplanting top shell is broadcast at bottom according to claim 4, which is characterized in that the temporarily foster waters is before
The determining marine site with reef of phase diving investigation, and there is benthic algae on reef, it is underwater determine temporarily support waters after, will restrict one
End is fixed on reef, then floats up to the water surface, and the other end of rope is fixed floating ball to mark position.
8. the method that transplanting top shell is broadcast at bottom according to claim 4, which is characterized in that described weighs around reef installation
Profit require described in 1 it is temporary support protective device be specially：4 fixed frames are installed around reef so that the face that fixed frame surrounds
Cross-sectional area of the product slightly larger than catch net；Corresponding 2 fixed ropes tighten on the same fixed frame up and down on catch net, and make
It obtains the cube structure that catch net is formed to stablize, the selvage of catch net bottom end 4 need to be pushed down with brick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810312224.4A CN108713516A (en) | 2018-04-09 | 2018-04-09 | A method of temporarily transplanting top shell is broadcast at foster protective device and bottom |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810312224.4A CN108713516A (en) | 2018-04-09 | 2018-04-09 | A method of temporarily transplanting top shell is broadcast at foster protective device and bottom |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111084139A (en) * | 2020-01-14 | 2020-05-01 | 郑先斌 | Deep sea culture sinking and floating platform |
| CN111248124A (en) * | 2019-11-06 | 2020-06-09 | 浙江省海洋水产研究所 | Spiral shell class releasing device |
| CN111264425A (en) * | 2019-11-06 | 2020-06-12 | 浙江省海洋水产研究所 | Release ship |
| CN116444000A (en) * | 2023-06-16 | 2023-07-18 | 烟台市海洋经济研究院(烟台市渔业技术推广站、烟台市海洋捕捞增殖管理站) | Throwing ship for disinfecting fishery water body |
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